diff --git a/pyproject.toml b/pyproject.toml
index 483228c..ac6ed5f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,7 +5,8 @@ build-backend = "setuptools.build_meta"
 [project]
 name = "django-tidb"
 authors = [
-  { name="Xiang Zhang", email="zhangxiang02@pingcap.com" }
+  { name="Xiang Zhang", email="zhangxiang02@pingcap.com" },
+  { name="Di Wang", email="wangdi@pingcap.com" }
 ]
 description = "Django backend for TiDB"
 readme = "README.md"
@@ -20,9 +21,6 @@ classifiers = [
     "Operating System :: OS Independent",
     "Programming Language :: Python",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.6",
-    "Programming Language :: Python :: 3.7",
-    "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
diff --git a/tox.ini b/tox.ini
index 82c1fbc..fde7ad4 100644
--- a/tox.ini
+++ b/tox.ini
@@ -13,12 +13,10 @@
 
 [tox]
 alwayscopy=true
-envlist = py311,py310,py39,py38,py37,lint
+envlist = py311,py310,py39,lint
 
 [gh-actions]
 python =
-    3.7: py37
-    3.8: py38
     3.9: py39
     3.10: py310
     3.11: py311